raw material saving 原材料节约
energy and material saving 节能节材
energy saving & material saving 节能节材
Saving Material 节省材料
saving in material 节省材料
material and energy saving 节约降耗
a new energy-saving material 新型节能材料
Steady arc and fast cutting, even cuts, little deformation and slag, material-saving.
切割电弧稳定，切割速度快，切口平滑，变形小，挂渣少，节省材料。
The plate type water heater using corrugated plate heat transfer enhancement technique possesses features of high efficient, compact, material saving and low cost.
板式热水器采用波纹板强化传热技术，具有高效、紧凑、节省材料和低成本等优点。
The utility model has the advantages of easy fabrication, convenient operation and material saving.
本实用新型具有制作简单，使用方便，节省材料的优点。
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